Display screen or portion thereof with graphical user interface



FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing my new design with an unclaimed display screen environment.

The broken lines are for environmental purposes only and form no part of the claimed design. The dot-dash lines define boundaries of the claimed design and form no part of claimed design. 

CLAIM I claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 